For both the Raspberry Pi and BeagleBone Black, there’s a lot of GPIO access ... found – to his horror – the maximum speed of the BBB’s GPIO was around three and a half kilohertz.

an add-on to the BeagleBone Black that turns this ARM-powered Linux board into a retro gaming system. The build was inspired by [Max]’s earlier MSP430 Launchpad GamingPack, an add-on board for ...